31 patents currently held
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Aug 2027. from the record
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
5
Ending by 2030
Aug 2027
Next term end
28
Patent families
When these terms end
Held patents by the year their term ends
notable patents
all others
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Notable: the highest-ranked patents in this portfolio by citations and family size.
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Notable
Ends Sep 2030 · High confidence
Also notable
Ends Aug 2041 · High confidence
Also notable
Ends Aug 2027 · Medium confidence
Luminaire System and Method
US 8,164,281
The most cited patent in this portfolio, cited by 33 later US patents, top 25% of utility patents granted in 2012 in our data. Protection runs to 2030.
Tessellated Bezel Luminaires
US 11,567,243
Cited by 4 later US patents, top 25% of utility patents granted in 2023 in our data. Protection runs to 2041.
Fixture Support System and Method
US 8,033,688
Renewed at every maintenance window since the 2011 grant; no more fees are due before its term ends in 2027.
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Feb 20, 2027The maintenance fee for Configurable Multimount Task Lighting System (US 10,386,049) comes due Feb 20, 2027. Unpaid by Aug 20, 2027, it lapses early.
- 1 fee due Apr 20, 2027The maintenance fee for Circuit Board Connector System (US 9,166,327) comes due Apr 20, 2027. Unpaid by Oct 20, 2027, it lapses early.
Recent changes
- 3 terms have ended since Aug 16, 2026
What they patent
The 5 largest of its 28 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Linear Catadioptric Lens Assembly | 3 in force | to Mar 2040 |
| Tessellated Bezel Luminaires | 2 in force | to Aug 2041 |
| Zener Transistor Controlled LED Array | 1 in force | to Nov 2043 |
| Light Injected Terminal Lensing and Coupling Device | 1 in force | to Apr 2037 |
| Luminaire System and Method | 1 in force | to Oct 2030 |
Patents held now
Soonest term end first.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,484,979 | Hub Assembly In force · High confidence | In force | High confidence | |
| US 7,604,209 | Support for Luminaire In force · High confidence | In force | High confidence | |
| US 8,033,688 | Fixture Support System and Method In force · Medium confidence | In force | Medium confidence | |
| US 8,164,281 | Luminaire System and Method In force · High confidence | In force | High confidence | |
| US 8,690,381 | Luminaire System and Method In force · Medium confidence | In force | Medium confidence | |
| US D824,075 | Luminaire In force · High confidence | In force | High confidence | |
| US 9,166,327 | Circuit Board Connector System In force · High confidence | In force | High confidence | |
| US D832,488 | Arm Anchor for Light Bar Fixture In force · High confidence | In force | High confidence | |
| US D836,237 | Mini Multimount Light Bar Fixture In force · High confidence | In force | High confidence | |
| US D840,583 | Portable Desktop Light Bar Fixture In force · High confidence | In force | High confidence |
Also on record, not counted in the 31: 13 patents ended · 9 applications abandoned. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.